Cleaning device for effluent weir of secondary sedimentation tank

Abstract

The utility model relates to the technical field of cleaning devices, and discloses a secondary sedimentation tank effluent weir cleaning device which comprises an effluent weir body, a mounting plate is arranged at the top end of the effluent weir body, the mounting plate is connected with a connecting plate through a rotating assembly, the inner wall of the connecting plate is fixedly connected with a plurality of fixing cylinders, and the fixing cylinders are fixedly connected with the effluent weir body. And limiting plates are slidably connected to the inner walls of the fixing barrels correspondingly, connecting columns are fixedly connected to one ends of the limiting plates correspondingly, cleaning brushes are fixedly connected to one ends of the connecting columns correspondingly, springs are arranged between the limiting plates and the fixing barrels correspondingly, and a plurality of guide rods are fixedly connected to the four corners of the bottom end of the mounting plate correspondingly. According to the water outlet weir, the fixed cylinder, the limiting plate, the connecting column, the cleaning brush and the spring are matched, and the cleaning brush can be attached to the inner wall of the water outlet weir body when moving, so that the problem that cleaning dead angles exist in the cleaning process is solved, and the cleaning effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of cleaning devices, in particular to a cleaning device for a secondary sedimentation tank outlet weir. Background Art

[0002] The secondary sedimentation tank is an important part of the activated sludge system. Its main function is to separate the sludge, clarify the mixed liquor, concentrate and return the activated sludge. Its working effect can directly affect the effluent water quality and return sludge concentration of the activated sludge system. Large and medium-sized sewage treatment plants mostly use circular radial flow sedimentation tanks with mechanical sludge suction. Medium-sized ones also use multi-bucket horizontal flow sedimentation tanks, and small ones mostly use vertical flow. The secondary sedimentation tank is a process in the sewage treatment system. During operation, a lot of algae often grows on the side walls of the outlet channel, which not only affects the appearance of the tank body, but also affects the effluent water quality. Therefore, it needs to be cleaned in time. When cleaning the secondary sedimentation tank, a cleaning device needs to be used.

[0003] After searching, the automatic cleaning device of the secondary sedimentation tank outlet weir with announcement number CN213942201U includes an outlet weir and a transverse plate, the top surface of the outlet weir is provided with a transverse plate, and a motor is installed at the middle position of the top surface of the transverse plate, the output end of the motor is fixedly connected to the rotating shaft through a rotating rod, and a first connecting rod is provided on the rotating shaft, and a second connecting rod is provided below the first connecting rod. Beneficial effect: The utility model drives the rotating shaft to rotate through the motor, so that the side plate between the first connecting rod and the second connecting rod on the rotating shaft rotates along the inner wall of the outlet weir, and then through the coordinated use of the first scraper and the second scraper on the side plate, the moss and algae on the inner wall of the outlet weir can be effectively removed, and the bottom brush provided at the bottom end of the rotating shaft and the bristles on the bottom brush can effectively clean the bottom of the outlet weir, which is convenient for all-round cleaning of the outlet weir, which is beneficial to improving the outlet water quality of the outlet weir;

[0004] Based on the above patent, through the coordinated use of the first scraper and the second scraper on the side plate, the moss and algae on the inner wall of the water outlet weir can be effectively removed, and the bottom brush arranged at the bottom end of the rotating shaft and the bristles on the bottom brush can effectively clean the bottom of the water outlet weir, which is convenient for all-round cleaning of the water outlet weir and is beneficial to improving the water quality of the water outlet weir. However, some dead corners on the pool wall may be missed during cleaning, causing dirt to accumulate in these places, affecting the cleaning effect. Utility Model Content

[0005] The utility model aims to solve the shortcomings in the prior art and proposes a secondary sedimentation tank outlet weir cleaning device.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a secondary sedimentation tank outlet weir cleaning device, including an outlet weir body, a mounting plate is arranged on the top of the outlet weir body, the mounting plate is connected to a connecting plate through a rotating assembly, the inner wall of the connecting plate is fixedly connected to a plurality of fixed cylinders, the inner wall of the fixed cylinder is slidably connected to a limiting plate, one end of the limiting plate is fixedly connected to a connecting column, one end of the connecting column is fixedly connected to a cleaning brush, a spring is arranged between the limiting plate and the fixed cylinder, a plurality of guide rods are fixedly connected to the four corners of the bottom end of the mounting plate, and a water spray assembly is arranged on the top of the outlet weir body.

[0007] As a further description of the above technical solution:

[0008] The rotating assembly includes a motor fixedly connected to the top of the mounting plate, the driving end of the motor passes through the mounting plate and is fixedly connected to a rotating rod, fixing rings are fixedly connected to both sides of the outer wall of the rotating rod, and a plurality of fixing plates are fixedly connected to the four corners of the outer wall of the fixing ring, the opposite end of the upper connecting plate is fixedly connected to the opposite end of the fixing plate, and the top of the lower connecting plate is fixedly connected to the bottom end of the rotating rod.

[0009] As a further description of the above technical solution:

[0010] The water spray assembly includes a water tank fixedly connected to the top of the mounting plate, a connecting pipe fixedly connected to the right end of the water tank, a water pump fixedly connected to the left end of the connecting pipe, a delivery pipe fixedly connected to the left end of the water pump, and a spray head fixedly connected to the bottom end of the delivery pipe.

[0011] As a further description of the above technical solution:

[0012] The inner wall of the water outlet weir body is provided with a plurality of guide grooves corresponding to the guide rods, and the outer walls of the guide rods are all slidably connected to the inner walls of the guide grooves.

[0013] As a further description of the above technical solution:

[0014] One end of the spring is connected to the limiting plate, and the other end of the spring is connected to the inner wall of the fixing cylinder.

[0015] As a further description of the above technical solution:

[0016] The outer wall of the rotating rod is rotatably connected to the inner wall of the mounting plate.

[0017] As a further description of the above technical solution:

[0018] The top end of the water storage tank is fixedly connected with a water filling port, and the bottom end of the water pump is fixedly connected to the top end of the mounting plate.

[0019] As a further description of the above technical solution:

[0020] The bottom end of the delivery pipe is fixedly connected to the top end of the mounting plate, and the outer wall of the nozzle is fixedly connected to the inner wall of the mounting plate.

[0021] The utility model has the following beneficial effects:

[0022] 1. In the utility model, firstly, by setting the fixing cylinder, the limit plate, the connecting column, the cleaning brush and the spring to cooperate with each other, when the cleaning brush moves, it will fit the inner wall of the water outlet weir body, thereby avoiding the problem of cleaning dead corners during the cleaning process, which is conducive to improving the cleaning effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 A three-dimensional diagram of a secondary sedimentation tank outlet weir cleaning device proposed by the utility model;

[0024] Figure 2 This is a schematic diagram of the main structure of a water outlet weir of a secondary sedimentation tank water outlet weir cleaning device proposed by the utility model;

[0025] Figure 3 This is a schematic diagram of the structure of a water spray assembly of a secondary sedimentation tank outlet weir cleaning device proposed by the utility model;

[0026] Figure 4 This is a schematic diagram of the cross-sectional structure of a mounting plate of a secondary sedimentation tank outlet weir cleaning device proposed by the utility model;

[0027] Figure 5 The utility model is a schematic diagram of the cross-sectional structure of a fixed cylinder of a secondary sedimentation tank outlet weir cleaning device.

[0028] Legend:

[0029] 1. Water outlet weir body; 2. Mounting plate; 3. Guide rod; 4. Guide groove; 5. Motor; 6. Rotating rod; 7. Fixed ring; 8. Fixed plate; 9. Connecting plate; 10. Fixed cylinder; 11. Limiting plate; 12. Connecting column; 13. Cleaning brush; 14. Spring; 15. Water pump; 16. Connecting pipe; 17. Water storage tank; 18. Water filling port; 19. Delivery pipe; 20. Nozzle. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0031] Reference Figure 1-5 The utility model provides an embodiment: a secondary sedimentation tank effluent weir cleaning device, including an effluent weir body 1, a mounting plate 2 is arranged at the top of the effluent weir body 1, the mounting plate 2 is connected to a connecting plate 9, the inner wall of the connecting plate 9 is fixedly connected with a plurality of fixed cylinders 10, the inner wall of the fixed cylinder 10 is slidably connected with a limiting plate 11, one end of the limiting plate 11 is fixedly connected with a connecting column 12, one end of the connecting column 12 is fixedly connected with a cleaning brush 13, a spring 14 is arranged between the limiting plate 11 and the fixed cylinder 10, and a plurality of guide rods are fixedly connected to the four corners of the bottom end of the mounting plate 2 3, wherein the motor 5 is fixedly connected at the top of the mounting plate 2, the driving end of the motor 5 passes through the mounting plate 2 and is fixedly connected to a rotating rod 6, the outer wall of the rotating rod 6 is fixedly connected to fixing rings 7 on both sides, the outer wall of the fixing ring 7 is fixedly connected to a plurality of fixing plates 8 at four corners, the opposite end of the upper connecting plate 9 is fixedly connected to the opposite end of the fixing plate 8, the top of the lower connecting plate 9 is fixedly connected to the bottom end of the rotating rod 6, one end of the spring 14 is connected to the limit plate 11, the other end of the spring 14 is connected to the inner wall of the fixing cylinder 10, and the outer wall of the rotating rod 6 is rotatably connected to the inner wall of the mounting plate 2.

[0032] Specifically, during cleaning, the motor 5 is started so that its driving end drives the rotating rod 6 to rotate, and when the rotating rod 6 rotates, it drives the fixing ring 7 to rotate, and when the fixing ring 7 rotates, it drives the fixing plate 8 to rotate, and when the rotating rod 6 and the fixing plate 8 rotate, they drive the connecting plate 9 to rotate, and when the connecting plate 9 rotates, it drives the cleaning brush 13 to clean the inside of the water outlet weir body 1. During cleaning, the spring 14 will push the limit plate 11 out, and when the limit plate 11 is pushed out, it drives the connecting column 12 to move, and when the connecting column 12 moves, it drives the cleaning brush 13 to move, and when the cleaning brush 13 moves, it will fit the inner wall of the water outlet weir body 1, thereby avoiding the problem of cleaning dead corners during the cleaning process, which is beneficial to improving the cleaning effect.

[0033] Among them, a water tank 17 is fixedly connected to the top of the mounting plate 2, the right end of the water tank 17 is fixedly connected to a connecting pipe 16, the left end of the connecting pipe 16 is fixedly connected to a water pump 15, the left end of the water pump 15 is fixedly connected to a delivery pipe 19, the bottom end of the delivery pipe 19 is fixedly connected to a nozzle 20, the inner wall of the water outlet weir body 1 is provided with a plurality of guide grooves 4 corresponding to the guide rod 3, the outer walls of the guide rod 3 are slidably connected to the inner walls of the guide grooves 4, the top of the water tank 17 is fixedly connected to a water injection port 18, the bottom end of the water pump 15 is fixedly connected to the top of the mounting plate 2, the bottom end of the delivery pipe 19 is fixedly connected to the top of the mounting plate 2, and the outer wall of the nozzle 20 is fixedly connected to the inner wall of the mounting plate 2.

[0034] Specifically, the mounting plate 2 is placed on the water outlet weir body 1. When the mounting plate 2 and the water outlet weir body 1 are matched, the guide rod 3 will be inserted into the guide groove 4. When the guide rod 3 is inserted into the guide groove 4, it plays a positioning role, thereby preventing the mounting plate 2 and the water outlet weir body 1 from being misaligned when they are matched. Then water is sent into the water storage tank 17 from the water injection port 18. At this time, the water pump 15 is started to suck the water out of the water storage tank 17 through the connecting pipe 16. The water pump 15 will send the water into the delivery pipe 19, and the water in the delivery pipe 19 will be sprayed from the nozzle 20 to the inner wall of the water outlet weir body 1.

[0035] Working principle: first, place the mounting plate 2 on the water outlet weir body 1. When the mounting plate 2 and the water outlet weir body 1 are matched, the guide rod 3 will be inserted into the guide groove 4. When the guide rod 3 is inserted into the guide groove 4, it plays a positioning role, preventing the mounting plate 2 and the water outlet weir body 1 from being misaligned when they are matched. Then, water is sent into the water storage tank 17 from the water injection port 18. At this time, the water pump 15 is started to suck the water inside the water storage tank 17 through the connecting pipe 16. The water pump 15 will send the water into the delivery pipe 19. The water in the delivery pipe 19 will be sprayed from the nozzle 20 to the inner wall of the water outlet weir body 1. When cleaning, the motor 5 is started to drive the driving end of the motor to drive the rotating rod. 6 rotates, when the rotating rod 6 rotates, the fixing ring 7 is driven to rotate, when the fixing ring 7 rotates, the fixing plate 8 is driven to rotate, when the rotating rod 6 and the fixing plate 8 rotate, the connecting plate 9 is driven to rotate, when the connecting plate 9 rotates, the cleaning brush 13 is driven to clean the inside of the water outlet weir body 1, when cleaning, the spring 14 will push the limit plate 11 out, when the limit plate 11 is pushed out, the connecting column 12 is driven to move, when the connecting column 12 moves, the cleaning brush 13 is driven to move, and when the cleaning brush 13 moves, it will fit the inner wall of the water outlet weir body 1, thereby avoiding the problem of cleaning dead corners during the cleaning process, which is beneficial to improving the cleaning effect.

[0036] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A secondary sedimentation tank effluent weir cleaning device, comprising an effluent weir body (1), characterized in that: A mounting plate (2) is provided at the top of the water outlet weir body (1), the mounting plate (2) is connected to a connecting plate (9) via a rotating assembly, the inner wall of the connecting plate (9) is fixedly connected to a plurality of fixed cylinders (10), the inner wall of the fixed cylinder (10) is slidably connected to a limiting plate (11), one end of the limiting plate (11) is fixedly connected to a connecting column (12), one end of the connecting column (12) is fixedly connected to a cleaning brush (13), a spring (14) is provided between the limiting plate (11) and the fixed cylinder (10), the four corners of the bottom end of the mounting plate (2) are fixedly connected to a plurality of guide rods (3), and a water spray assembly is provided at the top of the water outlet weir body (1).

2. A secondary sedimentation tank effluent weir cleaning device according to claim 1, characterized in that: The rotating assembly comprises a motor (5) fixedly connected to the top of the mounting plate (2), the driving end of the motor (5) passes through the mounting plate (2) and is fixedly connected to a rotating rod (6), the outer wall of the rotating rod (6) is fixedly connected to fixing rings (7) on both sides, the outer wall of the fixing ring (7) is fixedly connected to a plurality of fixing plates (8) at four corners, the opposite end of the upper connecting plate (9) is fixedly connected to the opposite end of the fixing plate (8), and the top end of the lower connecting plate (9) is fixedly connected to the bottom end of the rotating rod (6).

3. A secondary sedimentation tank effluent weir cleaning device according to claim 1, characterized in that: The water spray assembly comprises a water storage tank (17) fixedly connected to the top of the mounting plate (2); the right end of the water storage tank (17) is fixedly connected to a connecting pipe (16); the left end of the connecting pipe (16) is fixedly connected to a water pump (15); the left end of the water pump (15) is fixedly connected to a delivery pipe (19); and the bottom end of the delivery pipe (19) is fixedly connected to a spray head (20).

4. A secondary sedimentation tank effluent weir cleaning device according to claim 1, characterized in that: The inner wall of the water outlet weir body (1) is provided with a plurality of guide grooves (4) corresponding to the guide rod (3), and the outer walls of the guide rod (3) are all slidably connected to the inner walls of the guide grooves (4).

5. A secondary sedimentation tank effluent weir cleaning device according to claim 1, characterized in that: One end of the spring (14) is connected to the limiting plate (11), and the other end of the spring (14) is connected to the inner wall of the fixing cylinder (10).

6. A secondary sedimentation tank effluent weir cleaning device according to claim 2, characterized in that: The outer wall of the rotating rod (6) is rotatably connected to the inner wall of the mounting plate (2).

7. A secondary sedimentation tank effluent weir cleaning device according to claim 3, characterized in that: The top end of the water storage tank (17) is fixedly connected to a water inlet (18), and the bottom end of the water pump (15) is fixedly connected to the top end of the mounting plate (2).

8. The secondary sedimentation tank effluent weir cleaning device according to claim 3, characterized in that: The bottom end of the delivery pipe (19) is fixedly connected to the top end of the mounting plate (2), and the outer wall of the nozzle (20) is fixedly connected to the inner wall of the mounting plate (2).

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